Its shown randomize words, then create imagination by use these.
The words get by php's curl, and get from japanese wikipedia site.
wikipedia's url is http://ja.wikipedia.org/wiki/%E7%89%B9%E5%88%A5:%E3%81%8A%E3%81%BE%E3%81%8B%E3%81%9B%E8%A1%A8%E7%A4%BA
demo site http://seo.undo.jp/ideamix/index.php